Name: 63.5mm Dia., 8mm Thick, Uncoated, ISP Optics IR Fused Silica Window | QI-W-63-8
Brand: ISP Optics
SKU: 24-591
Price: NT$13,650

Abbe Number (v_d):

67.8

Bevel:

Protective as needed

Clear Aperture (%):

85

Clear Aperture CA (mm):

53.97

Diameter (mm):

63.50 +0.00/-0.13

Thickness (mm):

8.00 ±0.13

Coating:

Uncoated

Coefficient of Thermal Expansion CTE (10^-6/°C):

0.52 (+5 to +35°C) 0.57 (0 to +200°C) 0.48 (-100 to +200°C)

Density (g/cm³):

2.20

Edges:

Fine Ground

Index of Refraction n_d:

1.458

Knoop Hardness (kg/mm²):

522

Parallelism (arcmin):

<3

Poisson's Ratio:

0.16

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

Fused Silica

Surface Flatness (P-V):

1λ

Surface Quality:

40-20

Type:

Protective Window

Wavelength Range (nm):

200 - 3500

Young's Modulus (GPa):

73

Model Number:

QI-W-63-8

Regulatory Compliance

RoHS 2015:

Compliant

Certificate of Conformance:

View

Reach 240:

Compliant

產品系列說明

卓越的熱穩定性
低自動螢光
IR 級熔融石英基材

ISP Optics 熔融石英窗鏡的特點是對紫外（UV）、可見光（VIS）和紅外（IR）光譜的高穿透率，紅外級基材延伸至3500nm，無吸收帶。熔融石英由於其穩定且可重複的光學性能，是精密光學的常用材料。此外，熔融石英還具有低熱膨脹係數的特點，可提供極高的熱穩定性和抗熱震性。ISP Optics 熔融石英窗鏡提供極低的螢光，是廣泛的紫外和紅外雷射應用的理想選擇。